Nearly 13 percent of Illinoisans do not have a high school diploma. Gov. Bruce Rauner signed a bill into law Friday aimed at changing that. The new law will allow community colleges and non-profit organizations to set up “adult high school” programs where people over 21 can earn diplomas.

On the 21st: We spoke with science writer Rose Eveleth about how to make sure the future doesn’t leave people behind. We also revisited our conversation with Chicago native Jason Diamond about how everything he thought he needed to know about life he learned from watching ‘80s movies.

The Mattoon community is recovering from a shooting at the high school Wednesday that left one student injured and another in custody. Meanwhile, a licensed therapist says it may take a long time for people to process their emotions.

Illinois residents shopping for health insurance through the Affordable Care Act marketplace for next year could see rate increases as high as 40 percent, under rate plans submitted through the Illinois Department of Insurance.

On the 21st: We got the latest on the situation at Mattoon High School, where a student opened fire yesterday, injuring another student. Plus, a Filipino food and arts festival in Chicago will showcase Filipino chefs from the Midwest. We also learned about efforts to protect endangered snakes at Shawnee National Forest and take a visit to a corn maze celebrating the Chicago Cubs.